Hayman, Maria
Current rating: 1479
Record: 3-4
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 169 | Ma, Xiaozhe (1550) | Lost 0-2 | -171483 |
| 2standard | 472 | O'Campo, Hunter (1480) | Lost 0-2 | -181465 |
| 3standard | 744 | Frassetti, Matthew (1411) | Won 2-0 | +171482 |
| 4standard | 574 | Costello, Alexander (1460) | Won 2-0 | +171499 |
| 5standard | 414 | Riordan, Megan (1507) | Won 2-0 | +191518 |
| 6standard | 435 | Nguyen, Mike (1452) | Lost 1-2 | -201498 |
| 7standard | 476 | Denny, Samuel (1415) | Lost 0-2 | -191479 |
| average opponent: 1468record: 3-4 | new rating: 1479 | |||